You work as the network administrator at ABC.com. The ABC.com network has a domain named ABC.com. All servers on the ABC.com network have Windows Server 2008 R2 installed and all workstations have Windows 7 installed. ABC.com has its headquarters in London and branch offices in Lisbon, Madrid and Paris. Each office is structured as a separate site named London, Lisbon, Madrid and Paris.

Due to company growth, ABC.com has hired 150 additional employees that are distributed among the four sites. You create user accounts for the new ABC.com users. However, the new users complain that when they attempt to logon to the domain they receive an error message stating that their username or password is incorrect.

What action should you take to allow the new ABC.com users to log on to the domain?

A.
You should consider resetting the user accounts for the new users.

B.
You should consider adding the new users to the Remote Desktop Users group.

C.
You should consider running the repadmin /replicate command.

D.
You should consider install Global Catalog servers at the Lisbon, Madrid and Paris sites.